.apps-markdown{
    background: white;
    height: 100%;
    overflow: hidden;
    .content{
        width: 210mm;
        min-height: 6in;
        background: white;
        margin: 50px auto;
        border-radius: 4px;
        padding: 2.54cm 3.18cm;
    }
}

@media print{
    .apps-markdown{
        background: white;
        height: auto;
        overflow: auto;
        .content{
            width: 100%;
            min-height: 6in;
            background: white;
            margin: 0 0;
            border-radius: 0;
            padding: 0 0; //直接变成打印边距
        }
    }

}